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linux-stable/drivers/media/pci/bt8xx/dst.c
Thomas Gleixner 74ba9207e1 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61 
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  675 mass ave cambridge ma 02139 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 441 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190520071858.739733335@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:36:45 +02:00

1839 lines
46 KiB
C
Raw Blame History

// SPDX-License-Identifier: GPL-2.0-or-later
/*
Frontend/Card driver for TwinHan DST Frontend
Copyright (C) 2003 Jamie Honan
Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com)
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/string.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/delay.h>
#include <asm/div64.h>
#include <media/dvb_frontend.h>
#include "dst_priv.h"
#include "dst_common.h"
static unsigned int verbose;
module_param(verbose, int, 0644);
MODULE_PARM_DESC(verbose, "verbosity level (0 to 3)");
static unsigned int dst_addons;
module_param(dst_addons, int, 0644);
MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
static unsigned int dst_algo;
module_param(dst_algo, int, 0644);
MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
#define HAS_LOCK 1
#define ATTEMPT_TUNE 2
#define HAS_POWER 4
#define dprintk(level, fmt, arg...) do { \
if (level >= verbose) \
printk(KERN_DEBUG pr_fmt("%s: " fmt), \
__func__, ##arg); \
} while(0)
static int dst_command(struct dst_state *state, u8 *data, u8 len);
static void dst_packsize(struct dst_state *state, int psize)
{
union dst_gpio_packet bits;
bits.psize = psize;
bt878_device_control(state->bt, DST_IG_TS, &bits);
}
static int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb,
u32 outhigh, int delay)
{
union dst_gpio_packet enb;
union dst_gpio_packet bits;
int err;
enb.enb.mask = mask;
enb.enb.enable = enbb;
dprintk(2, "mask=[%04x], enbb=[%04x], outhigh=[%04x]\n",
mask, enbb, outhigh);
if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
dprintk(2, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)\n",
err, mask, enbb);
return -EREMOTEIO;
}
udelay(1000);
/* because complete disabling means no output, no need to do output packet */
if (enbb == 0)
return 0;
if (delay)
msleep(10);
bits.outp.mask = enbb;
bits.outp.highvals = outhigh;
if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
dprintk(2, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)\n",
err, enbb, outhigh);
return -EREMOTEIO;
}
return 0;
}
static int dst_gpio_inb(struct dst_state *state, u8 *result)
{
union dst_gpio_packet rd_packet;
int err;
*result = 0;
if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
pr_err("dst_gpio_inb error (err == %i)\n", err);
return -EREMOTEIO;
}
*result = (u8) rd_packet.rd.value;
return 0;
}
int rdc_reset_state(struct dst_state *state)
{
dprintk(2, "Resetting state machine\n");
if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
pr_err("dst_gpio_outb ERROR !\n");
return -1;
}
msleep(10);
if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
pr_err("dst_gpio_outb ERROR !\n");
msleep(10);
return -1;
}
return 0;
}
EXPORT_SYMBOL(rdc_reset_state);
static int rdc_8820_reset(struct dst_state *state)
{
dprintk(3, "Resetting DST\n");
if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
pr_err("dst_gpio_outb ERROR !\n");
return -1;
}
udelay(1000);
if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
pr_err("dst_gpio_outb ERROR !\n");
return -1;
}
return 0;
}
static int dst_pio_enable(struct dst_state *state)
{
if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
pr_err("dst_gpio_outb ERROR !\n");
return -1;
}
udelay(1000);
return 0;
}
int dst_pio_disable(struct dst_state *state)
{
if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
pr_err("dst_gpio_outb ERROR !\n");
return -1;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
udelay(1000);
return 0;
}
EXPORT_SYMBOL(dst_pio_disable);
int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
{
u8 reply;
int i;
for (i = 0; i < 200; i++) {
if (dst_gpio_inb(state, &reply) < 0) {
pr_err("dst_gpio_inb ERROR !\n");
return -1;
}
if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
dprintk(2, "dst wait ready after %d\n", i);
return 1;
}
msleep(10);
}
dprintk(1, "dst wait NOT ready after %d\n", i);
return 0;
}
EXPORT_SYMBOL(dst_wait_dst_ready);
int dst_error_recovery(struct dst_state *state)
{
dprintk(1, "Trying to return from previous errors.\n");
dst_pio_disable(state);
msleep(10);
dst_pio_enable(state);
msleep(10);
return 0;
}
EXPORT_SYMBOL(dst_error_recovery);
int dst_error_bailout(struct dst_state *state)
{
dprintk(2, "Trying to bailout from previous error.\n");
rdc_8820_reset(state);
dst_pio_disable(state);
msleep(10);
return 0;
}
EXPORT_SYMBOL(dst_error_bailout);
int dst_comm_init(struct dst_state *state)
{
dprintk(2, "Initializing DST.\n");
if ((dst_pio_enable(state)) < 0) {
pr_err("PIO Enable Failed\n");
return -1;
}
if ((rdc_reset_state(state)) < 0) {
pr_err("RDC 8820 State RESET Failed.\n");
return -1;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
msleep(100);
else
msleep(5);
return 0;
}
EXPORT_SYMBOL(dst_comm_init);
int write_dst(struct dst_state *state, u8 *data, u8 len)
{
struct i2c_msg msg = {
.addr = state->config->demod_address,
.flags = 0,
.buf = data,
.len = len
};
int err;
u8 cnt;
dprintk(1, "writing [ %*ph ]\n", len, data);
for (cnt = 0; cnt < 2; cnt++) {
if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
dprintk(2, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
err, len, data[0]);
dst_error_recovery(state);
continue;
} else
break;
}
if (cnt >= 2) {
dprintk(2, "RDC 8820 RESET\n");
dst_error_bailout(state);
return -1;
}
return 0;
}
EXPORT_SYMBOL(write_dst);
int read_dst(struct dst_state *state, u8 *ret, u8 len)
{
struct i2c_msg msg = {
.addr = state->config->demod_address,
.flags = I2C_M_RD,
.buf = ret,
.len = len
};
int err;
int cnt;
for (cnt = 0; cnt < 2; cnt++) {
if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
dprintk(2, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)\n",
err, len, ret[0]);
dst_error_recovery(state);
continue;
} else
break;
}
if (cnt >= 2) {
dprintk(2, "RDC 8820 RESET\n");
dst_error_bailout(state);
return -1;
}
dprintk(3, "reply is %*ph\n", len, ret);
return 0;
}
EXPORT_SYMBOL(read_dst);
static int dst_set_polarization(struct dst_state *state)
{
switch (state->voltage) {
case SEC_VOLTAGE_13: /* Vertical */
dprintk(2, "Polarization=[Vertical]\n");
state->tx_tuna[8] &= ~0x40;
break;
case SEC_VOLTAGE_18: /* Horizontal */
dprintk(2, "Polarization=[Horizontal]\n");
state->tx_tuna[8] |= 0x40;
break;
case SEC_VOLTAGE_OFF:
break;
}
return 0;
}
static int dst_set_freq(struct dst_state *state, u32 freq)
{
state->frequency = freq;
dprintk(2, "set Frequency %u\n", freq);
if (state->dst_type == DST_TYPE_IS_SAT) {
freq = freq / 1000;
if (freq < 950 || freq > 2150)
return -EINVAL;
state->tx_tuna[2] = (freq >> 8);
state->tx_tuna[3] = (u8) freq;
state->tx_tuna[4] = 0x01;
state->tx_tuna[8] &= ~0x04;
if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
if (freq < 1531)
state->tx_tuna[8] |= 0x04;
}
} else if (state->dst_type == DST_TYPE_IS_TERR) {
freq = freq / 1000;
if (freq < 137000 || freq > 858000)
return -EINVAL;
state->tx_tuna[2] = (freq >> 16) & 0xff;
state->tx_tuna[3] = (freq >> 8) & 0xff;
state->tx_tuna[4] = (u8) freq;
} else if (state->dst_type == DST_TYPE_IS_CABLE) {
freq = freq / 1000;
state->tx_tuna[2] = (freq >> 16) & 0xff;
state->tx_tuna[3] = (freq >> 8) & 0xff;
state->tx_tuna[4] = (u8) freq;
} else if (state->dst_type == DST_TYPE_IS_ATSC) {
freq = freq / 1000;
if (freq < 51000 || freq > 858000)
return -EINVAL;
state->tx_tuna[2] = (freq >> 16) & 0xff;
state->tx_tuna[3] = (freq >> 8) & 0xff;
state->tx_tuna[4] = (u8) freq;
state->tx_tuna[5] = 0x00; /* ATSC */
state->tx_tuna[6] = 0x00;
if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
state->tx_tuna[7] = 0x00; /* Digital */
} else
return -EINVAL;
return 0;
}
static int dst_set_bandwidth(struct dst_state *state, u32 bandwidth)
{
state->bandwidth = bandwidth;
if (state->dst_type != DST_TYPE_IS_TERR)
return -EOPNOTSUPP;
switch (bandwidth) {
case 6000000:
if (state->dst_hw_cap & DST_TYPE_HAS_CA)
state->tx_tuna[7] = 0x06;
else {
state->tx_tuna[6] = 0x06;
state->tx_tuna[7] = 0x00;
}
break;
case 7000000:
if (state->dst_hw_cap & DST_TYPE_HAS_CA)
state->tx_tuna[7] = 0x07;
else {
state->tx_tuna[6] = 0x07;
state->tx_tuna[7] = 0x00;
}
break;
case 8000000:
if (state->dst_hw_cap & DST_TYPE_HAS_CA)
state->tx_tuna[7] = 0x08;
else {
state->tx_tuna[6] = 0x08;
state->tx_tuna[7] = 0x00;
}
break;
default:
return -EINVAL;
}
return 0;
}
static int dst_set_inversion(struct dst_state *state,
enum fe_spectral_inversion inversion)
{
state->inversion = inversion;
switch (inversion) {
case INVERSION_OFF: /* Inversion = Normal */
state->tx_tuna[8] &= ~0x80;
break;
case INVERSION_ON:
state->tx_tuna[8] |= 0x80;
break;
default:
return -EINVAL;
}
return 0;
}
static int dst_set_fec(struct dst_state *state, enum fe_code_rate fec)
{
state->fec = fec;
return 0;
}
static enum fe_code_rate dst_get_fec(struct dst_state *state)
{
return state->fec;
}
static int dst_set_symbolrate(struct dst_state *state, u32 srate)
{
u32 symcalc;
u64 sval;
state->symbol_rate = srate;
if (state->dst_type == DST_TYPE_IS_TERR) {
return -EOPNOTSUPP;
}
dprintk(2, "set symrate %u\n", srate);
srate /= 1000;
if (state->dst_type == DST_TYPE_IS_SAT) {
if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
sval = srate;
sval <<= 20;
do_div(sval, 88000);
symcalc = (u32) sval;
dprintk(2, "set symcalc %u\n", symcalc);
state->tx_tuna[5] = (u8) (symcalc >> 12);
state->tx_tuna[6] = (u8) (symcalc >> 4);
state->tx_tuna[7] = (u8) (symcalc << 4);
} else {
state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
state->tx_tuna[6] = (u8) (srate >> 8);
state->tx_tuna[7] = (u8) srate;
}
state->tx_tuna[8] &= ~0x20;
if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
if (srate > 8000)
state->tx_tuna[8] |= 0x20;
}
} else if (state->dst_type == DST_TYPE_IS_CABLE) {
dprintk(3, "%s\n", state->fw_name);
if (!strncmp(state->fw_name, "DCTNEW", 6)) {
state->tx_tuna[5] = (u8) (srate >> 8);
state->tx_tuna[6] = (u8) srate;
state->tx_tuna[7] = 0x00;
} else if (!strncmp(state->fw_name, "DCT-CI", 6)) {
state->tx_tuna[5] = 0x00;
state->tx_tuna[6] = (u8) (srate >> 8);
state->tx_tuna[7] = (u8) srate;
}
}
return 0;
}
static int dst_set_modulation(struct dst_state *state,
enum fe_modulation modulation)
{
if (state->dst_type != DST_TYPE_IS_CABLE)
return -EOPNOTSUPP;
state->modulation = modulation;
switch (modulation) {
case QAM_16:
state->tx_tuna[8] = 0x10;
break;
case QAM_32:
state->tx_tuna[8] = 0x20;
break;
case QAM_64:
state->tx_tuna[8] = 0x40;
break;
case QAM_128:
state->tx_tuna[8] = 0x80;
break;
case QAM_256:
if (!strncmp(state->fw_name, "DCTNEW", 6))
state->tx_tuna[8] = 0xff;
else if (!strncmp(state->fw_name, "DCT-CI", 6))
state->tx_tuna[8] = 0x00;
break;
case QPSK:
case QAM_AUTO:
case VSB_8:
case VSB_16:
default:
return -EINVAL;
}
return 0;
}
static enum fe_modulation dst_get_modulation(struct dst_state *state)
{
return state->modulation;
}
u8 dst_check_sum(u8 *buf, u32 len)
{
u32 i;
u8 val = 0;
if (!len)
return 0;
for (i = 0; i < len; i++) {
val += buf[i];
}
return ((~val) + 1);
}
EXPORT_SYMBOL(dst_check_sum);
static void dst_type_flags_print(struct dst_state *state)
{
u32 type_flags = state->type_flags;
pr_err("DST type flags :\n");
if (type_flags & DST_TYPE_HAS_TS188)
pr_err(" 0x%x newtuner\n", DST_TYPE_HAS_TS188);
if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
pr_err(" 0x%x newtuner 2\n", DST_TYPE_HAS_NEWTUNE_2);
if (type_flags & DST_TYPE_HAS_TS204)
pr_err(" 0x%x ts204\n", DST_TYPE_HAS_TS204);
if (type_flags & DST_TYPE_HAS_VLF)
pr_err(" 0x%x VLF\n", DST_TYPE_HAS_VLF);
if (type_flags & DST_TYPE_HAS_SYMDIV)
pr_err(" 0x%x symdiv\n", DST_TYPE_HAS_SYMDIV);
if (type_flags & DST_TYPE_HAS_FW_1)
pr_err(" 0x%x firmware version = 1\n", DST_TYPE_HAS_FW_1);
if (type_flags & DST_TYPE_HAS_FW_2)
pr_err(" 0x%x firmware version = 2\n", DST_TYPE_HAS_FW_2);
if (type_flags & DST_TYPE_HAS_FW_3)
pr_err(" 0x%x firmware version = 3\n", DST_TYPE_HAS_FW_3);
pr_err("\n");
}
static int dst_type_print(struct dst_state *state, u8 type)
{
char *otype;
switch (type) {
case DST_TYPE_IS_SAT:
otype = "satellite";
break;
case DST_TYPE_IS_TERR:
otype = "terrestrial";
break;
case DST_TYPE_IS_CABLE:
otype = "cable";
break;
case DST_TYPE_IS_ATSC:
otype = "atsc";
break;
default:
dprintk(2, "invalid dst type %d\n", type);
return -EINVAL;
}
dprintk(2, "DST type: %s\n", otype);
return 0;
}
static struct tuner_types tuner_list[] = {
{
.tuner_type = TUNER_TYPE_L64724,
.tuner_name = "L 64724",
.board_name = "UNKNOWN",
.fw_name = "UNKNOWN"
},
{
.tuner_type = TUNER_TYPE_STV0299,
.tuner_name = "STV 0299",
.board_name = "VP1020",
.fw_name = "DST-MOT"
},
{
.tuner_type = TUNER_TYPE_STV0299,
.tuner_name = "STV 0299",
.board_name = "VP1020",
.fw_name = "DST-03T"
},
{
.tuner_type = TUNER_TYPE_MB86A15,
.tuner_name = "MB 86A15",
.board_name = "VP1022",
.fw_name = "DST-03T"
},
{
.tuner_type = TUNER_TYPE_MB86A15,
.tuner_name = "MB 86A15",
.board_name = "VP1025",
.fw_name = "DST-03T"
},
{
.tuner_type = TUNER_TYPE_STV0299,
.tuner_name = "STV 0299",
.board_name = "VP1030",
.fw_name = "DST-CI"
},
{
.tuner_type = TUNER_TYPE_STV0299,
.tuner_name = "STV 0299",
.board_name = "VP1030",
.fw_name = "DSTMCI"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP2021",
.fw_name = "DCTNEW"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP2030",
.fw_name = "DCT-CI"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP2031",
.fw_name = "DCT-CI"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP2040",
.fw_name = "DCT-CI"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP3020",
.fw_name = "DTTFTA"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP3021",
.fw_name = "DTTFTA"
},
{
.tuner_type = TUNER_TYPE_TDA10046,
.tuner_name = "TDA10046",
.board_name = "VP3040",
.fw_name = "DTT-CI"
},
{
.tuner_type = TUNER_TYPE_UNKNOWN,
.tuner_name = "UNKNOWN",
.board_name = "VP3051",
.fw_name = "DTTNXT"
},
{
.tuner_type = TUNER_TYPE_NXT200x,
.tuner_name = "NXT200x",
.board_name = "VP3220",
.fw_name = "ATSCDI"
},
{
.tuner_type = TUNER_TYPE_NXT200x,
.tuner_name = "NXT200x",
.board_name = "VP3250",
.fw_name = "ATSCAD"
},
};
/*
Known cards list
Satellite
-------------------
200103A
VP-1020 DST-MOT LG(old), TS=188
VP-1020 DST-03T LG(new), TS=204
VP-1022 DST-03T LG(new), TS=204
VP-1025 DST-03T LG(new), TS=204
VP-1030 DSTMCI, LG(new), TS=188
VP-1032 DSTMCI, LG(new), TS=188
Cable
-------------------
VP-2030 DCT-CI, Samsung, TS=204
VP-2021 DCT-CI, Unknown, TS=204
VP-2031 DCT-CI, Philips, TS=188
VP-2040 DCT-CI, Philips, TS=188, with CA daughter board
VP-2040 DCT-CI, Philips, TS=204, without CA daughter board
Terrestrial
-------------------
VP-3050 DTTNXT TS=188
VP-3040 DTT-CI, Philips, TS=188
VP-3040 DTT-CI, Philips, TS=204
ATSC
-------------------
VP-3220 ATSCDI, TS=188
VP-3250 ATSCAD, TS=188
*/
static struct dst_types dst_tlist[] = {
{
.device_id = "200103A",
.offset = 0,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
.dst_feature = 0,
.tuner_type = 0
}, /* obsolete */
{
.device_id = "DST-020",
.offset = 0,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
.dst_feature = 0,
.tuner_type = 0
}, /* obsolete */
{
.device_id = "DST-030",
.offset = 0,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
.dst_feature = 0,
.tuner_type = 0
}, /* obsolete */
{
.device_id = "DST-03T",
.offset = 0,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
.dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
| DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
.tuner_type = TUNER_TYPE_MULTI
},
{
.device_id = "DST-MOT",
.offset = 0,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
.dst_feature = 0,
.tuner_type = 0
}, /* obsolete */
{
.device_id = "DST-CI",
.offset = 1,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
.dst_feature = DST_TYPE_HAS_CA,
.tuner_type = 0
}, /* An OEM board */
{
.device_id = "DSTMCI",
.offset = 1,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT | DST_TYPE_HAS_VLF,
.dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
| DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
.tuner_type = TUNER_TYPE_MULTI
},
{
.device_id = "DSTFCI",
.offset = 1,
.dst_type = DST_TYPE_IS_SAT,
.type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_1,
.dst_feature = 0,
.tuner_type = 0
}, /* unknown to vendor */
{
.device_id = "DCT-CI",
.offset = 1,
.dst_type = DST_TYPE_IS_CABLE,
.type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_VLF,
.dst_feature = DST_TYPE_HAS_CA,
.tuner_type = 0
},
{
.device_id = "DCTNEW",
.offset = 1,
.dst_type = DST_TYPE_IS_CABLE,
.type_flags = DST_TYPE_HAS_TS188 | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_MULTI_FE,
.dst_feature = 0,
.tuner_type = 0
},
{
.device_id = "DTT-CI",
.offset = 1,
.dst_type = DST_TYPE_IS_TERR,
.type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_VLF,
.dst_feature = DST_TYPE_HAS_CA,
.tuner_type = 0
},
{
.device_id = "DTTDIG",
.offset = 1,
.dst_type = DST_TYPE_IS_TERR,
.type_flags = DST_TYPE_HAS_FW_2,
.dst_feature = 0,
.tuner_type = 0
},
{
.device_id = "DTTNXT",
.offset = 1,
.dst_type = DST_TYPE_IS_TERR,
.type_flags = DST_TYPE_HAS_FW_2,
.dst_feature = DST_TYPE_HAS_ANALOG,
.tuner_type = 0
},
{
.device_id = "ATSCDI",
.offset = 1,
.dst_type = DST_TYPE_IS_ATSC,
.type_flags = DST_TYPE_HAS_FW_2,
.dst_feature = 0,
.tuner_type = 0
},
{
.device_id = "ATSCAD",
.offset = 1,
.dst_type = DST_TYPE_IS_ATSC,
.type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
.dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
.tuner_type = 0
},
{ }
};
static int dst_get_mac(struct dst_state *state)
{
u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
get_mac[7] = dst_check_sum(get_mac, 7);
if (dst_command(state, get_mac, 8) < 0) {
dprintk(2, "Unsupported Command\n");
return -1;
}
memset(&state->mac_address, '\0', 8);
memcpy(&state->mac_address, &state->rxbuffer, 6);
pr_err("MAC Address=[%pM]\n", state->mac_address);
return 0;
}
static int dst_fw_ver(struct dst_state *state)
{
u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
get_ver[7] = dst_check_sum(get_ver, 7);
if (dst_command(state, get_ver, 8) < 0) {
dprintk(2, "Unsupported Command\n");
return -1;
}
memcpy(&state->fw_version, &state->rxbuffer, 8);
pr_err("Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x\n",
state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
state->fw_version[1],
state->fw_version[5], state->fw_version[6],
state->fw_version[4], state->fw_version[3], state->fw_version[2]);
return 0;
}
static int dst_card_type(struct dst_state *state)
{
int j;
struct tuner_types *p_tuner_list = NULL;
u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
get_type[7] = dst_check_sum(get_type, 7);
if (dst_command(state, get_type, 8) < 0) {
dprintk(2, "Unsupported Command\n");
return -1;
}
memset(&state->card_info, '\0', 8);
memcpy(&state->card_info, &state->rxbuffer, 7);
pr_err("Device Model=[%s]\n", &state->card_info[0]);
for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
state->tuner_type = p_tuner_list->tuner_type;
pr_err("DST has [%s] tuner, tuner type=[%d]\n",
p_tuner_list->tuner_name, p_tuner_list->tuner_type);
}
}
return 0;
}
static int dst_get_vendor(struct dst_state *state)
{
u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
get_vendor[7] = dst_check_sum(get_vendor, 7);
if (dst_command(state, get_vendor, 8) < 0) {
dprintk(2, "Unsupported Command\n");
return -1;
}
memset(&state->vendor, '\0', 8);
memcpy(&state->vendor, &state->rxbuffer, 7);
pr_err("Vendor=[%s]\n", &state->vendor[0]);
return 0;
}
static void debug_dst_buffer(struct dst_state *state)
{
dprintk(3, "%s: [ %*ph ]\n", __func__, 8, state->rxbuffer);
}
static int dst_check_stv0299(struct dst_state *state)
{
u8 check_stv0299[] = { 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
check_stv0299[7] = dst_check_sum(check_stv0299, 7);
if (dst_command(state, check_stv0299, 8) < 0) {
pr_err("Cmd=[0x04] failed\n");
return -1;
}
debug_dst_buffer(state);
if (memcmp(&check_stv0299, &state->rxbuffer, 8)) {
pr_err("Found a STV0299 NIM\n");
state->tuner_type = TUNER_TYPE_STV0299;
return 0;
}
return -1;
}
static int dst_check_mb86a15(struct dst_state *state)
{
u8 check_mb86a15[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
check_mb86a15[7] = dst_check_sum(check_mb86a15, 7);
if (dst_command(state, check_mb86a15, 8) < 0) {
pr_err("Cmd=[0x10], failed\n");
return -1;
}
debug_dst_buffer(state);
if (memcmp(&check_mb86a15, &state->rxbuffer, 8) < 0) {
pr_err("Found a MB86A15 NIM\n");
state->tuner_type = TUNER_TYPE_MB86A15;
return 0;
}
return -1;
}
static int dst_get_tuner_info(struct dst_state *state)
{
u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
pr_err("DST TYpe = MULTI FE\n");
if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
if (dst_command(state, get_tuner_1, 8) < 0) {
dprintk(2, "Cmd=[0x13], Unsupported\n");
goto force;
}
} else {
if (dst_command(state, get_tuner_2, 8) < 0) {
dprintk(2, "Cmd=[0xb], Unsupported\n");
goto force;
}
}
memcpy(&state->board_info, &state->rxbuffer, 8);
if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
pr_err("DST type has TS=188\n");
}
if (state->board_info[0] == 0xbc) {
if (state->dst_type != DST_TYPE_IS_ATSC)
state->type_flags |= DST_TYPE_HAS_TS188;
else
state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
if (state->board_info[1] == 0x01) {
state->dst_hw_cap |= DST_TYPE_HAS_DBOARD;
pr_err("DST has Daughterboard\n");
}
}
return 0;
force:
if (!strncmp(state->fw_name, "DCT-CI", 6)) {
state->type_flags |= DST_TYPE_HAS_TS204;
pr_err("Forcing [%s] to TS188\n", state->fw_name);
}
return -1;
}
static int dst_get_device_id(struct dst_state *state)
{
u8 reply;
int i, j;
struct dst_types *p_dst_type = NULL;
struct tuner_types *p_tuner_list = NULL;
u8 use_dst_type = 0;
u32 use_type_flags = 0;
static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
state->tuner_type = 0;
device_type[7] = dst_check_sum(device_type, 7);
if (write_dst(state, device_type, FIXED_COMM))
return -1; /* Write failed */
if ((dst_pio_disable(state)) < 0)
return -1;
if (read_dst(state, &reply, GET_ACK))
return -1; /* Read failure */
if (reply != ACK) {
dprintk(2, "Write not Acknowledged! [Reply=0x%02x]\n", reply);
return -1; /* Unack'd write */
}
if (!dst_wait_dst_ready(state, DEVICE_INIT))
return -1; /* DST not ready yet */
if (read_dst(state, state->rxbuffer, FIXED_COMM))
return -1;
dst_pio_disable(state);
if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
dprintk(2, "Checksum failure!\n");
return -1; /* Checksum failure */
}
state->rxbuffer[7] = '\0';
for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
use_type_flags = p_dst_type->type_flags;
use_dst_type = p_dst_type->dst_type;
/* Card capabilities */
state->dst_hw_cap = p_dst_type->dst_feature;
pr_err("Recognise [%s]\n", p_dst_type->device_id);
strscpy(state->fw_name, p_dst_type->device_id,
sizeof(state->fw_name));
/* Multiple tuners */
if (p_dst_type->tuner_type & TUNER_TYPE_MULTI) {
switch (use_dst_type) {
case DST_TYPE_IS_SAT:
/* STV0299 check */
if (dst_check_stv0299(state) < 0) {
pr_err("Unsupported\n");
state->tuner_type = TUNER_TYPE_MB86A15;
}
break;
default:
break;
}
if (dst_check_mb86a15(state) < 0)
pr_err("Unsupported\n");
/* Single tuner */
} else {
state->tuner_type = p_dst_type->tuner_type;
}
for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
if (!(strncmp(p_dst_type->device_id, p_tuner_list->fw_name, 7)) &&
p_tuner_list->tuner_type == state->tuner_type) {
pr_err("[%s] has a [%s]\n",
p_dst_type->device_id, p_tuner_list->tuner_name);
}
}
break;
}
}
if (i >= ARRAY_SIZE(dst_tlist)) {
pr_err("Unable to recognize %s or %s\n", &state->rxbuffer[0], &state->rxbuffer[1]);
pr_err("please email linux-dvb@linuxtv.org with this type in");
use_dst_type = DST_TYPE_IS_SAT;
use_type_flags = DST_TYPE_HAS_SYMDIV;
}
dst_type_print(state, use_dst_type);
state->type_flags = use_type_flags;
state->dst_type = use_dst_type;
dst_type_flags_print(state);
return 0;
}
static int dst_probe(struct dst_state *state)
{
mutex_init(&state->dst_mutex);
if (dst_addons & DST_TYPE_HAS_CA) {
if ((rdc_8820_reset(state)) < 0) {
pr_err("RDC 8820 RESET Failed.\n");
return -1;
}
msleep(4000);
} else {
msleep(100);
}
if ((dst_comm_init(state)) < 0) {
pr_err("DST Initialization Failed.\n");
return -1;
}
msleep(100);
if (dst_get_device_id(state) < 0) {
pr_err("unknown device.\n");
return -1;
}
if (dst_get_mac(state) < 0) {
dprintk(2, "MAC: Unsupported command\n");
}
if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
if (dst_get_tuner_info(state) < 0)
dprintk(2, "Tuner: Unsupported command\n");
}
if (state->type_flags & DST_TYPE_HAS_TS204) {
dst_packsize(state, 204);
}
if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
if (dst_fw_ver(state) < 0) {
dprintk(2, "FW: Unsupported command\n");
return 0;
}
if (dst_card_type(state) < 0) {
dprintk(2, "Card: Unsupported command\n");
return 0;
}
if (dst_get_vendor(state) < 0) {
dprintk(2, "Vendor: Unsupported command\n");
return 0;
}
}
return 0;
}
static int dst_command(struct dst_state *state, u8 *data, u8 len)
{
u8 reply;
mutex_lock(&state->dst_mutex);
if ((dst_comm_init(state)) < 0) {
dprintk(1, "DST Communication Initialization Failed.\n");
goto error;
}
if (write_dst(state, data, len)) {
dprintk(2, "Trying to recover..\n");
if ((dst_error_recovery(state)) < 0) {
pr_err("Recovery Failed.\n");
goto error;
}
goto error;
}
if ((dst_pio_disable(state)) < 0) {
pr_err("PIO Disable Failed.\n");
goto error;
}
if (state->type_flags & DST_TYPE_HAS_FW_1)
mdelay(3);
if (read_dst(state, &reply, GET_ACK)) {
dprintk(3, "Trying to recover..\n");
if ((dst_error_recovery(state)) < 0) {
dprintk(2, "Recovery Failed.\n");
goto error;
}
goto error;
}
if (reply != ACK) {
dprintk(2, "write not acknowledged 0x%02x\n", reply);
goto error;
}
if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
goto error;
if (state->type_flags & DST_TYPE_HAS_FW_1)
mdelay(3);
else
udelay(2000);
if (!dst_wait_dst_ready(state, NO_DELAY))
goto error;
if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
dprintk(3, "Trying to recover..\n");
if ((dst_error_recovery(state)) < 0) {
dprintk(2, "Recovery failed.\n");
goto error;
}
goto error;
}
if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
dprintk(2, "checksum failure\n");
goto error;
}
mutex_unlock(&state->dst_mutex);
return 0;
error:
mutex_unlock(&state->dst_mutex);
return -EIO;
}
static int dst_get_signal(struct dst_state *state)
{
int retval;
u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
//dprintk("%s: Getting Signal strength and other parameters\n", __func__);
if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
state->decode_lock = state->decode_strength = state->decode_snr = 0;
return 0;
}
if (0 == (state->diseq_flags & HAS_LOCK)) {
state->decode_lock = state->decode_strength = state->decode_snr = 0;
return 0;
}
if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
retval = dst_command(state, get_signal, 8);
if (retval < 0)
return retval;
if (state->dst_type == DST_TYPE_IS_SAT) {
state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
state->decode_strength = state->rxbuffer[5] << 8;
state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
} else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
state->decode_strength = state->rxbuffer[4] << 8;
state->decode_snr = state->rxbuffer[3] << 8;
} else if (state->dst_type == DST_TYPE_IS_ATSC) {
state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
state->decode_strength = state->rxbuffer[4] << 8;
state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
}
state->cur_jiff = jiffies;
}
return 0;
}
static int dst_tone_power_cmd(struct dst_state *state)
{
u8 packet[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
if (state->dst_type != DST_TYPE_IS_SAT)
return -EOPNOTSUPP;
packet[4] = state->tx_tuna[4];
packet[2] = state->tx_tuna[2];
packet[3] = state->tx_tuna[3];
packet[7] = dst_check_sum (packet, 7);
return dst_command(state, packet, 8);
}
static int dst_get_tuna(struct dst_state *state)
{
int retval;
if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
return 0;
state->diseq_flags &= ~(HAS_LOCK);
if (!dst_wait_dst_ready(state, NO_DELAY))
return -EIO;
if ((state->type_flags & DST_TYPE_HAS_VLF) &&
!(state->dst_type == DST_TYPE_IS_ATSC))
retval = read_dst(state, state->rx_tuna, 10);
else
retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
if (retval < 0) {
dprintk(3, "read not successful\n");
return retval;
}
if ((state->type_flags & DST_TYPE_HAS_VLF) &&
!(state->dst_type == DST_TYPE_IS_ATSC)) {
if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
dprintk(2, "checksum failure ?\n");
return -EIO;
}
} else {
if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
dprintk(2, "checksum failure?\n");
return -EIO;
}
}
if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
return 0;
if (state->dst_type == DST_TYPE_IS_SAT) {
state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
} else {
state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
}
state->decode_freq = state->decode_freq * 1000;
state->decode_lock = 1;
state->diseq_flags |= HAS_LOCK;
return 1;
}
static int dst_set_voltage(struct dvb_frontend *fe,
enum fe_sec_voltage voltage);
static int dst_write_tuna(struct dvb_frontend *fe)
{
struct dst_state *state = fe->demodulator_priv;
int retval;
u8 reply;
dprintk(2, "type_flags 0x%x\n", state->type_flags);
state->decode_freq = 0;
state->decode_lock = state->decode_strength = state->decode_snr = 0;
if (state->dst_type == DST_TYPE_IS_SAT) {
if (!(state->diseq_flags & HAS_POWER))
dst_set_voltage(fe, SEC_VOLTAGE_13);
}
state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
mutex_lock(&state->dst_mutex);
if ((dst_comm_init(state)) < 0) {
dprintk(3, "DST Communication initialization failed.\n");
goto error;
}
// if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
if ((state->type_flags & DST_TYPE_HAS_VLF) &&
(!(state->dst_type == DST_TYPE_IS_ATSC))) {
state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
retval = write_dst(state, &state->tx_tuna[0], 10);
} else {
state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
}
if (retval < 0) {
dst_pio_disable(state);
dprintk(3, "write not successful\n");
goto werr;
}
if ((dst_pio_disable(state)) < 0) {
dprintk(3, "DST PIO disable failed !\n");
goto error;
}
if ((read_dst(state, &reply, GET_ACK) < 0)) {
dprintk(3, "read verify not successful.\n");
goto error;
}
if (reply != ACK) {
dprintk(3, "write not acknowledged 0x%02x\n", reply);
goto error;
}
state->diseq_flags |= ATTEMPT_TUNE;
retval = dst_get_tuna(state);
werr:
mutex_unlock(&state->dst_mutex);
return retval;
error:
mutex_unlock(&state->dst_mutex);
return -EIO;
}
/*
* line22k0 0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
* line22k1 0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
* line22k2 0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
* tone 0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
* data 0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
* power_off 0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
* power_on 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
* Diseqc 1 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
* Diseqc 2 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
* Diseqc 3 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
* Diseqc 4 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
*/
static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
{
struct dst_state *state = fe->demodulator_priv;
u8 packet[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
if (state->dst_type != DST_TYPE_IS_SAT)
return -EOPNOTSUPP;
if (cmd->msg_len > 0 && cmd->msg_len < 5)
memcpy(&packet[3], cmd->msg, cmd->msg_len);
else if (cmd->msg_len == 5 && state->dst_hw_cap & DST_TYPE_HAS_DISEQC5)
memcpy(&packet[2], cmd->msg, cmd->msg_len);
else
return -EINVAL;
packet[7] = dst_check_sum(&packet[0], 7);
return dst_command(state, packet, 8);
}
static int dst_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
{
int need_cmd, retval = 0;
struct dst_state *state = fe->demodulator_priv;
state->voltage = voltage;
if (state->dst_type != DST_TYPE_IS_SAT)
return -EOPNOTSUPP;
need_cmd = 0;
switch (voltage) {
case SEC_VOLTAGE_13:
case SEC_VOLTAGE_18:
if ((state->diseq_flags & HAS_POWER) == 0)
need_cmd = 1;
state->diseq_flags |= HAS_POWER;
state->tx_tuna[4] = 0x01;
break;
case SEC_VOLTAGE_OFF:
need_cmd = 1;
state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
state->tx_tuna[4] = 0x00;
break;
default:
return -EINVAL;
}
if (need_cmd)
retval = dst_tone_power_cmd(state);
return retval;
}
static int dst_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode tone)
{
struct dst_state *state = fe->demodulator_priv;
state->tone = tone;
if (state->dst_type != DST_TYPE_IS_SAT)
return -EOPNOTSUPP;
switch (tone) {
case SEC_TONE_OFF:
if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
state->tx_tuna[2] = 0x00;
else
state->tx_tuna[2] = 0xff;
break;
case SEC_TONE_ON:
state->tx_tuna[2] = 0x02;
break;
default:
return -EINVAL;
}
return dst_tone_power_cmd(state);
}
static int dst_send_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd minicmd)
{
struct dst_state *state = fe->demodulator_priv;
if (state->dst_type != DST_TYPE_IS_SAT)
return -EOPNOTSUPP;
state->minicmd = minicmd;
switch (minicmd) {
case SEC_MINI_A:
state->tx_tuna[3] = 0x02;
break;
case SEC_MINI_B:
state->tx_tuna[3] = 0xff;
break;
}
return dst_tone_power_cmd(state);
}
static int bt8xx_dst_init(struct dvb_frontend *fe)
{
struct dst_state *state = fe->demodulator_priv;
static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
state->inversion = INVERSION_OFF;
state->voltage = SEC_VOLTAGE_13;
state->tone = SEC_TONE_OFF;
state->diseq_flags = 0;
state->k22 = 0x02;
state->bandwidth = 7000000;
state->cur_jiff = jiffies;
if (state->dst_type == DST_TYPE_IS_SAT)
memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
else if (state->dst_type == DST_TYPE_IS_TERR)
memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
else if (state->dst_type == DST_TYPE_IS_CABLE)
memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_VLF) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
else if (state->dst_type == DST_TYPE_IS_ATSC)
memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
return 0;
}
static int dst_read_status(struct dvb_frontend *fe, enum fe_status *status)
{
struct dst_state *state = fe->demodulator_priv;
*status = 0;
if (state->diseq_flags & HAS_LOCK) {
// dst_get_signal(state); // don't require(?) to ask MCU
if (state->decode_lock)
*status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
}
return 0;
}
static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct dst_state *state = fe->demodulator_priv;
int retval = dst_get_signal(state);
*strength = state->decode_strength;
return retval;
}
static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct dst_state *state = fe->demodulator_priv;
int retval = dst_get_signal(state);
*snr = state->decode_snr;
return retval;
}
static int dst_set_frontend(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
int retval = -EINVAL;
struct dst_state *state = fe->demodulator_priv;
if (p != NULL) {
retval = dst_set_freq(state, p->frequency);
if(retval != 0)
return retval;
dprintk(3, "Set Frequency=[%d]\n", p->frequency);
if (state->dst_type == DST_TYPE_IS_SAT) {
if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
dst_set_inversion(state, p->inversion);
dst_set_fec(state, p->fec_inner);
dst_set_symbolrate(state, p->symbol_rate);
dst_set_polarization(state);
dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
} else if (state->dst_type == DST_TYPE_IS_TERR)
dst_set_bandwidth(state, p->bandwidth_hz);
else if (state->dst_type == DST_TYPE_IS_CABLE) {
dst_set_fec(state, p->fec_inner);
dst_set_symbolrate(state, p->symbol_rate);
dst_set_modulation(state, p->modulation);
}
retval = dst_write_tuna(fe);
}
return retval;
}
static int dst_tune_frontend(struct dvb_frontend* fe,
bool re_tune,
unsigned int mode_flags,
unsigned int *delay,
enum fe_status *status)
{
struct dst_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
if (re_tune) {
dst_set_freq(state, p->frequency);
dprintk(3, "Set Frequency=[%d]\n", p->frequency);
if (state->dst_type == DST_TYPE_IS_SAT) {
if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
dst_set_inversion(state, p->inversion);
dst_set_fec(state, p->fec_inner);
dst_set_symbolrate(state, p->symbol_rate);
dst_set_polarization(state);
dprintk(3, "Set Symbolrate=[%d]\n", p->symbol_rate);
} else if (state->dst_type == DST_TYPE_IS_TERR)
dst_set_bandwidth(state, p->bandwidth_hz);
else if (state->dst_type == DST_TYPE_IS_CABLE) {
dst_set_fec(state, p->fec_inner);
dst_set_symbolrate(state, p->symbol_rate);
dst_set_modulation(state, p->modulation);
}
dst_write_tuna(fe);
}
if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
dst_read_status(fe, status);
*delay = HZ/10;
return 0;
}
static enum dvbfe_algo dst_get_tuning_algo(struct dvb_frontend *fe)
{
return dst_algo ? DVBFE_ALGO_HW : DVBFE_ALGO_SW;
}
static int dst_get_frontend(struct dvb_frontend *fe,
struct dtv_frontend_properties *p)
{
struct dst_state *state = fe->demodulator_priv;
p->frequency = state->decode_freq;
if (state->dst_type == DST_TYPE_IS_SAT) {
if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
p->inversion = state->inversion;
p->symbol_rate = state->symbol_rate;
p->fec_inner = dst_get_fec(state);
} else if (state->dst_type == DST_TYPE_IS_TERR) {
p->bandwidth_hz = state->bandwidth;
} else if (state->dst_type == DST_TYPE_IS_CABLE) {
p->symbol_rate = state->symbol_rate;
p->fec_inner = dst_get_fec(state);
p->modulation = dst_get_modulation(state);
}
return 0;
}
static void bt8xx_dst_release(struct dvb_frontend *fe)
{
struct dst_state *state = fe->demodulator_priv;
if (state->dst_ca) {
dvb_unregister_device(state->dst_ca);
#ifdef CONFIG_MEDIA_ATTACH
symbol_put(dst_ca_attach);
#endif
}
kfree(state);
}
static const struct dvb_frontend_ops dst_dvbt_ops;
static const struct dvb_frontend_ops dst_dvbs_ops;
static const struct dvb_frontend_ops dst_dvbc_ops;
static const struct dvb_frontend_ops dst_atsc_ops;
struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
{
/* check if the ASIC is there */
if (dst_probe(state) < 0) {
kfree(state);
return NULL;
}
/* determine settings based on type */
/* create dvb_frontend */
switch (state->dst_type) {
case DST_TYPE_IS_TERR:
memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
break;
case DST_TYPE_IS_CABLE:
memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
break;
case DST_TYPE_IS_SAT:
memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
break;
case DST_TYPE_IS_ATSC:
memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
break;
default:
pr_err("unknown DST type. please report to the LinuxTV.org DVB mailinglist.\n");
kfree(state);
return NULL;
}
state->frontend.demodulator_priv = state;
return state; /* Manu (DST is a card not a frontend) */
}
EXPORT_SYMBOL(dst_attach);
static const struct dvb_frontend_ops dst_dvbt_ops = {
.delsys = { SYS_DVBT },
.info = {
.name = "DST DVB-T",
.frequency_min_hz = 137 * MHz,
.frequency_max_hz = 858 * MHz,
.frequency_stepsize_hz = 166667,
.caps = FE_CAN_FEC_AUTO |
FE_CAN_QAM_AUTO |
FE_CAN_QAM_16 |
FE_CAN_QAM_32 |
FE_CAN_QAM_64 |
FE_CAN_QAM_128 |
FE_CAN_QAM_256 |
FE_CAN_TRANSMISSION_MODE_AUTO |
FE_CAN_GUARD_INTERVAL_AUTO
},
.release = bt8xx_dst_release,
.init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
.get_frontend_algo = dst_get_tuning_algo,
.read_status = dst_read_status,
.read_signal_strength = dst_read_signal_strength,
.read_snr = dst_read_snr,
};
static const struct dvb_frontend_ops dst_dvbs_ops = {
.delsys = { SYS_DVBS },
.info = {
.name = "DST DVB-S",
.frequency_min_hz = 950 * MHz,
.frequency_max_hz = 2150 * MHz,
.frequency_stepsize_hz = 1 * MHz,
.frequency_tolerance_hz = 29500 * kHz,
.symbol_rate_min = 1000000,
.symbol_rate_max = 45000000,
/* . symbol_rate_tolerance = ???,*/
.caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
},
.release = bt8xx_dst_release,
.init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
.get_frontend_algo = dst_get_tuning_algo,
.read_status = dst_read_status,
.read_signal_strength = dst_read_signal_strength,
.read_snr = dst_read_snr,
.diseqc_send_burst = dst_send_burst,
.diseqc_send_master_cmd = dst_set_diseqc,
.set_voltage = dst_set_voltage,
.set_tone = dst_set_tone,
};
static const struct dvb_frontend_ops dst_dvbc_ops = {
.delsys = { SYS_DVBC_ANNEX_A },
.info = {
.name = "DST DVB-C",
.frequency_min_hz = 51 * MHz,
.frequency_max_hz = 858 * MHz,
.frequency_stepsize_hz = 62500,
.symbol_rate_min = 1000000,
.symbol_rate_max = 45000000,
.caps = FE_CAN_FEC_AUTO |
FE_CAN_QAM_AUTO |
FE_CAN_QAM_16 |
FE_CAN_QAM_32 |
FE_CAN_QAM_64 |
FE_CAN_QAM_128 |
FE_CAN_QAM_256
},
.release = bt8xx_dst_release,
.init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
.get_frontend_algo = dst_get_tuning_algo,
.read_status = dst_read_status,
.read_signal_strength = dst_read_signal_strength,
.read_snr = dst_read_snr,
};
static const struct dvb_frontend_ops dst_atsc_ops = {
.delsys = { SYS_ATSC },
.info = {
.name = "DST ATSC",
.frequency_min_hz = 510 * MHz,
.frequency_max_hz = 858 * MHz,
.frequency_stepsize_hz = 62500,
.symbol_rate_min = 1000000,
.symbol_rate_max = 45000000,
.caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
},
.release = bt8xx_dst_release,
.init = bt8xx_dst_init,
.tune = dst_tune_frontend,
.set_frontend = dst_set_frontend,
.get_frontend = dst_get_frontend,
.get_frontend_algo = dst_get_tuning_algo,
.read_status = dst_read_status,
.read_signal_strength = dst_read_signal_strength,
.read_snr = dst_read_snr,
};
MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
MODULE_AUTHOR("Jamie Honan, Manu Abraham");
MODULE_LICENSE("GPL");
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